Seo Mun-kyung, a merchant in ancient China where polygamy is legal, monopolizes the salt sales business. The magistrate of the province collapse families of Hwa Ja-heo and Hwang Mu-dae through Mun-kyung. When Ja-heo's wife Byung-ah fakes her death and disappears with Ja-heo, Seo is angered. But whe...